package com.itheima.controller;

import com.alibaba.dubbo.config.annotation.Reference;
import com.itheima.constant.MessageConstant;
import com.itheima.entity.Result;
import com.itheima.pojo.OrderSetting;
import com.itheima.service.OrderSettingService;
import com.itheima.utils.POIUtils;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import java.io.IOException;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Map;

@RequestMapping("/ordersetting")
@RestController
public class OrderSettingController {

    @Reference
    private OrderSettingService orderSettingService;

    //接收前端传来的excel表格文件，并且解析其中数据，存入数据库

    @PreAuthorize("hasAuthority('ORDERSETTING')")//权限校验
    @RequestMapping("/upload")
    public Result upload(@RequestParam("excelFile")MultipartFile excelFile) {
        try {
            //读取Excel文件数据，封装到集合中
            List<String[]> list = POIUtils.readExcel(excelFile);
            //将读取的数据封装到OrderSetting对象中，方便存储于数据库的表中
            if (list != null && list.size() > 0) {
                List<OrderSetting> orderSettingList = new ArrayList<>();
                for (String[] strings : list) {
                    OrderSetting orderSetting = new OrderSetting(new Date(strings[0]), Integer.parseInt(strings[1]));
                    orderSettingList.add(orderSetting);
                }
                //调用业务层添加方法
                orderSettingService.add(orderSettingList);
            }
        } catch (IOException e) {
            e.printStackTrace();
            return new Result(false, MessageConstant.IMPORT_ORDERSETTING_FAIL);
        }
        return new Result(true, MessageConstant.IMPORT_ORDERSETTING_SUCCESS);
    }

    //根据月份查询当月预约信息
    @RequestMapping("/getOrderSettingByMonth")
    public Result getOrderSettingByMonth(String date) {//参数格式为：2019-03
        try{
            List<Map> list = orderSettingService.getOrderSettingByMonth(date);
           // System.out.println("------"+list);
            return new Result(true, MessageConstant.QUERY_ORDER_SUCCESS,list);

        }catch (Exception e){
            e.printStackTrace(); //获取预约设置数据失败 return new Result(false,MessageConstant.GET_ORDERSETTING_FAIL);
            return new Result(false, MessageConstant.QUERY_ORDER_FAIL);
        }
    }

    @PreAuthorize("hasAuthority('ORDERSETTING')")//权限校验
    // 根据指定日期修改可预约人数
    @RequestMapping("/editOrderSettingByDate")
    public Result editOrderSettingByDate(@RequestBody OrderSetting orderSetting){
        try{orderSettingService.editNumberByDate(orderSetting);
            //预约设置成功
            return new Result(true,MessageConstant.ORDERSETTING_SUCCESS);
        }catch (Exception e){
            e.printStackTrace();
            //预约设置失败
            return new Result(false,MessageConstant.ORDERSETTING_FAIL);
        }
    }
}
